Easton's Bible Dictionary: M. G. Easton, M.A., D.D.

Reuel

Friend of God.

1. A son of Esau and Bashemath (Gen. 36:4, 10; 1 Chr. 1:35).
2. "The priest of Midian," Moses' father-in-law (Ex. 2:18)=Raguel (Num. 10:29). If he be identified with Jethro (q.v.), then this may be regarded as his proper name, and Jether or Jethro (i.e., "excellency") as his official title.
3. Num. 2:14, called also Deuel (1:14, 7:42).